diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 749faf7..cb8a7cc 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,14 +1,8 @@
 spring.application.name=PT-houduan
 spring.datasource.url=jdbc:mysql://localhost:3306/pt?useSSL=false&serverTimezone=Asia/Shanghai
-#spring.datasource.url=jdbc:mysql://host.docker.internal:3306/pt?useSSL=false&serverTimezone=Asia/Shanghai
 spring.datasource.username=root
 spring.datasource.password=12345
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
-# application.properties
-#spring.datasource.url=jdbc:mysql://202.205.102.121:3306/1group5?useSSL=false&serverTimezone=Asia/Shanghai
-#spring.datasource.username=team5
-#spring.datasource.password=Team5001#
-#spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 hikari.maximum-pool-size = 20
 hikari.minimum-idle = 5
 hikari.idle-timeout = 30000
@@ -23,13 +17,20 @@
 #logging.level.root=DEBUG
 mybatis-plus.mapper-locations=classpath:mapper/xml/*.xml
 mybatis-plus.type-aliases-package=com.pt5.pthouduan.entity
-
 uploadDirectory= ./uploads/files    # ????????
 torrent-dir= ./uploads/torrents # ????????
 # ??????
 pt.storage.torrent-path=/var/pt/torrents
 pt.storage.temp-path=/var/pt/temp
 # application.properties ??
+# ????
+spring.mail.host=smtp.163.com  # ?163????
+spring.mail.username=zhutai940@163.com
+spring.mail.password=Cmr2005#
+spring.mail.properties.mail.smtp.auth=true
+spring.mail.properties.mail.smtp.starttls.enable=true
+spring.mail.properties.mail.smtp.starttls.required=true
+
 tracker.url=http://localhost:6969/announce